251036711996

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4831}}^1\times {\mathrm{11527}}^1$

素因数の和:16399

約数の個数: 72

約数和(自身を含む): 533414762496

約数和(自身を除く): 282378050500

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 4831, 9662, 11527, 19324, 23054, 33817, 46108, 67634, 80689, 111113, 135268, 161378, 222226, 236719, 265121, 322756, 444452, 473438, 530242, 564823, 777791, 946876, 1060484, 1129646, 1555582, 1855847, 2259292, 3111164, 3711694, 5444537, 7423388, 10889074, 12990929, 21778148, 25981858, 51963716, 55686937, 111373874, 222747748, 389808559, 779617118, 1280799551, 1559234236, 2561599102, 2728659913, 5123198204, 5457319826, 8965596857, 10914639652, 17931193714, 35862387428, 62759177999, 125518355998, 251036711996]

約数ペア:

[(1, 251036711996), (2, 125518355998), (4, 62759177999), (7, 35862387428), (14, 17931193714), (23, 10914639652), (28, 8965596857), (46, 5457319826), (49, 5123198204), (92, 2728659913), (98, 2561599102), (161, 1559234236), (196, 1280799551), (322, 779617118), (644, 389808559), (1127, 222747748), (2254, 111373874), (4508, 55686937), (4831, 51963716), (9662, 25981858), (11527, 21778148), (19324, 12990929), (23054, 10889074), (33817, 7423388), (46108, 5444537), (67634, 3711694), (80689, 3111164), (111113, 2259292), (135268, 1855847), (161378, 1555582), (222226, 1129646), (236719, 1060484), (265121, 946876), (322756, 777791), (444452, 564823), (473438, 530242)]